. lee malvo was 17 when he and john muhammad went on a shooting spree that left 10 people dead over a 23-day period. muhammad was executed. malvo will spend the rest of his life in prison. he told a newspaper interiewer, he knows he's a monster. and he still lives with the pain he felt when he first saw the face of a man whose wife he murdered. >> [music] president obama and republican presidential candidate mitt romney are getting ready for their first campaign debate. it takes place wednesday in denver. romney will be campaigning in denver today with a rally scheduled there tonight. president obama does not have any public appearances scheduled.. he'll spend the day in henderson, nevada, preparing for the debate. analysts from both political parties agree the debates may be romney's big chance. >>we have gottent o know obamamitt romney and has his canvas. >> he has two competing goals. the likable and lay out a contract. >>>>a recent c-n-n poll on who the voters think will win the debates shows a 25 percent advantage for obama. >>the u-s supreme court is expected to rule on affirm